About block 921,521
Bitcoin block 921,521 was mined by WhitePool on October 30, 2025 at 8:34 PM UTC, 12 min 9 s after block 921,520. That is slower than the 10-minute target; long gaps are normal, since every hash attempt is an independent draw with the same tiny chance.
It confirmed 4,221 transactions in 1.55 MB (99.8% of the 4 million weight-unit limit). The median transaction paid 1.00 sat/vB, and all fees added up to 0.0217 BTC. With the 3.125 BTC subsidy of halving era 5, WhitePool earned 3.1467 BTC for this block.
Block 921,521 is number 210 of 2,016 in difficulty epoch 457; 1,806 blocks remain until the next difficulty adjustment at block 923,327. The next halving is at block 1,050,000, 128,479 blocks after this one.
Its hash starts with 19 zeros: that is the proof of work, a number below the target that the whole network’s hashrate had to search for. WhitePool found 2 blocks in the week before. Today the block has 52,022 confirmations, so it is settled beyond any practical doubt.